Scope of Application: The air angle die grinder for Grinding, Cutting, Polishing, Weld Repair, Deburring, such as glass, ceramic, stone, metal, plastic and jewelry,etc. Widely used in automobiles, motorcycles, boilers, casting, engineering and other industries, etc Pneumatic Straight Grinder: Powered by compressed air, 1/4inch Air Angle Die Grinder 25000 RPM, working pressure: 90PSI(6.2 Bar),and air consumption of 4 cfm, Enhance your precision grinding and polishing operations. Equipped with 1/4inch and 1/8inch collets Aluminum Alloy Body: The mini air angle die grinder has the characteristics of light weight, low vibration design, suitable for one-handed holding,easy operation. The comfortable silicone protective sleeve on the handle further facilitates single-handed operation, enabling extended use without fatigue Rear Exhaust: Can reduce the noise and make sure the exhaust not be towards the operator's face, Maintaining a clean working environment. The grinder excels in narrow